// Copyright (C) 2018-2021 Intel Corporation
// SPDX-License-Identifier: Apache-2.0
//

#include <algorithm>
#include <bitset>
#include <cmath>
#include <limits>
#include <sstream>

#include "ngraph/ngraph.hpp"

namespace ngraph
{
    namespace test
    {
        union FloatUnion {
            FloatUnion() { i = 0; }
            FloatUnion(float val) { f = val; }
            FloatUnion(uint32_t val) { i = val; }
            FloatUnion(uint32_t s, uint32_t e, uint32_t f)
                : FloatUnion(s << 31 | e << 23 | f)
            {
            }
            float f;
            uint32_t i;
        };

        union DoubleUnion {
            DoubleUnion() { i = 0; }
            DoubleUnion(double val) { d = val; }
            DoubleUnion(uint64_t val) { i = val; }
            double d;
            uint64_t i;
        };

        std::string bfloat16_to_bits(bfloat16 f);

        std::string float16_to_bits(float16 f);

        std::string float_to_bits(float f);

        std::string double_to_bits(double d);

        bfloat16 bits_to_bfloat16(const std::string& s);

        float bits_to_float(const std::string& s);

        double bits_to_double(const std::string& s);

        float16 bits_to_float16(const std::string& s);
    }
}
